21827008

素因数分解:

$2^6\times 7^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:689

約数の個数: 56

約数和(自身を含む): 50182272

約数和(自身を除く): 28355264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 166, 224, 332, 448, 581, 587, 664, 1162, 1174, 1328, 2324, 2348, 2656, 4109, 4648, 4696, 5312, 8218, 9296, 9392, 16436, 18592, 18784, 32872, 37184, 37568, 48721, 65744, 97442, 131488, 194884, 262976, 341047, 389768, 682094, 779536, 1364188, 1559072, 2728376, 3118144, 5456752, 10913504, 21827008]

約数ペア:

[(1, 21827008), (2, 10913504), (4, 5456752), (7, 3118144), (8, 2728376), (14, 1559072), (16, 1364188), (28, 779536), (32, 682094), (56, 389768), (64, 341047), (83, 262976), (112, 194884), (166, 131488), (224, 97442), (332, 65744), (448, 48721), (581, 37568), (587, 37184), (664, 32872), (1162, 18784), (1174, 18592), (1328, 16436), (2324, 9392), (2348, 9296), (2656, 8218), (4109, 5312), (4648, 4696)]